Drawing Date: winners will be selected based on the number of Likes votes on Instagram and final judgement will be made by a panel of the Sponsor based on the following criteria: Creativity (50%), Alignment with #MyGreatHairDay Challenge (50%). Winners will be notified by e-mail and then announced by the Sponsor in one, some or all of its social media channels and other public means by April 30, 2015 at 11:59 p.m. PT